http://i.imgur.com/agWnA.png
http://imageshack.us/a/img222/9973/meprocess.png
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I feel the soft brush should be a bit more vibrant but other than that nice job.
I actually find this really interesting, always wanted to try one of those soft-light style tags =D
Incidentally, where do you get your c4ds from?
I think the Topaz ruins it. The overall sharp tone of it that was present in a few layers made it look much better and gritty, it gives it a much better composition.